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Re: [Qemu-devel] [PATCH v4 07/07] s390: make sclp ascii console the defa

From: Christian Borntraeger
Subject: Re: [Qemu-devel] [PATCH v4 07/07] s390: make sclp ascii console the default
Date: Tue, 31 Jul 2012 14:44:20 +0200
User-agent: Mozilla/5.0 (X11; Linux i686; rv:14.0) Gecko/20120714 Thunderbird/14.0

On 30/07/12 16:05, Alexander Graf wrote:
> On 26.07.2012, at 10:59, Christian Borntraeger wrote:
>> This patch makes the sclp ascii default for S390. It requires a guest
>> kernel that autodetects the console and which not blindly assumes
>> that kvm means virtio console.
>> (commit cd1834591fe9564720ac4b0193bf1c790fe89f0d
>>    KVM: s390: Perform early event mask processing during boot)
>> Otherwise the guest admin has to explicitely add console=ttyS1 to the
>> command line.
> Hrm. Could we make this the non-default for the time being with a simple 
> -machine option to switch it to the default? When enough kernels are aware of 
> the switch, we could then make it the default.

No problem, we can defer that patch. It was merely a testing aid for those who 
want to test the
sclp code. Later on maybe we can make that decision based on other thing.

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